89731400327 has 2 divisors, whose sum is σ = 89731400328. Its totient is φ = 89731400326.

The previous prime is 89731400261. The next prime is 89731400329. The reversal of 89731400327 is 72300413798.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 89731400327 - 2⁸ = 89731400071 is a prime.

It is a super-4 number, since 4×89731400327⁴ (a number of 45 digits) contains 4444 as substring.

Together with 89731400329, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (89731400329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44865700163 + 44865700164.

It is an arithmetic number, because the mean of its divisors is an integer number (44865700164).

Almost surely, 2^89731400327 is an apocalyptic number.

89731400327 is a deficient number, since it is larger than the sum of its proper divisors (1).

89731400327 is an equidigital number, since it uses as much as digits as its factorization.

89731400327 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 254016, while the sum is 44.

The spelling of 89731400327 in words is "eighty-nine billion, seven hundred thirty-one million, four hundred thousand, three hundred twenty-seven".